A man is a dangerous thing, a man who has nothing to lose is even more dangerous.

嫉妒不是爱的标志，而是对失去有价值关系的威胁的防御。

你必须愿意失败，愿意犯错，愿意看起来愚蠢。

The true measure of our success in forestry will be what we leave for future generations, not just our quarterly reports.

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

尽一切职责，而不希望得到任何回报。